NOW AVAILABLE! Medication Management with Jessica Agunnamani, PMHNP-BC

Tiny Steps Developmental Services
Tiny Steps Developmental Services
  • Home
  • Who We Are
    • Neda Safvati, Psy.D.
    • Heather Hettinger, Psy.D.
    • Azeen Nafisi, Psy.D.
    • Jessica Agunnamani, PMHNP
    • Stephanie Unson, LMFT
    • Chiara Borghetti, LMFT
    • Paige Lauren-Taylor, AMFT
    • Alexandra Felix, AMFT
    • Parker Stateman, AMFT
    • Brian Song, AMFT
    • Irene Akther, MA, RPA
    • Erin Khodaverdin, MA, RPA
    • Lauren Ziyaaein, MA, RPA
    • Kamila Vahidi
    • Stephanie Chavez
  • What We do
    • Insurance and Fees
    • What We Do
  • For you
    • Payment Options
    • JaneApp Login
    • Stand-Alone Bookings
    • Referral Form
    • Psych Testing Process
  • Info
  • More
    • Home
    • Who We Are
      • Neda Safvati, Psy.D.
      • Heather Hettinger, Psy.D.
      • Azeen Nafisi, Psy.D.
      • Jessica Agunnamani, PMHNP
      • Stephanie Unson, LMFT
      • Chiara Borghetti, LMFT
      • Paige Lauren-Taylor, AMFT
      • Alexandra Felix, AMFT
      • Parker Stateman, AMFT
      • Brian Song, AMFT
      • Irene Akther, MA, RPA
      • Erin Khodaverdin, MA, RPA
      • Lauren Ziyaaein, MA, RPA
      • Kamila Vahidi
      • Stephanie Chavez
    • What We do
      • Insurance and Fees
      • What We Do
    • For you
      • Payment Options
      • JaneApp Login
      • Stand-Alone Bookings
      • Referral Form
      • Psych Testing Process
    • Info
  • Home
  • Who We Are
    • Neda Safvati, Psy.D.
    • Heather Hettinger, Psy.D.
    • Azeen Nafisi, Psy.D.
    • Jessica Agunnamani, PMHNP
    • Stephanie Unson, LMFT
    • Chiara Borghetti, LMFT
    • Paige Lauren-Taylor, AMFT
    • Alexandra Felix, AMFT
    • Parker Stateman, AMFT
    • Brian Song, AMFT
    • Irene Akther, MA, RPA
    • Erin Khodaverdin, MA, RPA
    • Lauren Ziyaaein, MA, RPA
    • Kamila Vahidi
    • Stephanie Chavez
  • What We do
    • Insurance and Fees
    • What We Do
  • For you
    • Payment Options
    • JaneApp Login
    • Stand-Alone Bookings
    • Referral Form
    • Psych Testing Process
  • Info

Dr. Heather Hettinger, BCBA, Psy.D.

Clinical Operations Manager & Licensed Clinical Psychologist (PSY35580)

Dr. Hettinger is a Licensed Clinical Psychologist and Board-Certified Behavior Analyst (BCBA) with over 20 years of experience in behavioral health. She brings extensive expertise in both direct clinical care and clinical leadership, and currently serves as Clinical Operations Manager at Tiny Steps.


Dr. Hettinger specializes in the assessment and treatment of Autism Spectrum Disorder (ASD), Attention-Deficit/Hyperactivity Disorder (ADHD), anxiety, depression, and personality disorders. She works with individuals across the lifespan, from young children to adults, and is known for a collaborative, compassionate, and evidence-based approach.


Her integrative therapeutic style incorporates Cognitive Behavioral Therapy (CBT), DBT-informed strategies, Somatic work, Mindfulness-Based techniques, Trauma-Informed Care, Emotionally Focused Therapy (EFT), Family Systems, and Parent Coaching. Dr. Hettinger supports clients experiencing anxiety, depression, relationship challenges, trauma, and life transitions.


Dr. Hettinger earned her Doctorate in Psychology from California Southern University and holds a Master’s degree in Special Education from Florida State University. With a strong foundation in family dynamics and individualized treatment planning, she is passionate about creating personalized care plans that support meaningful growth and long-term well-being.

Book with Dr. Hettinger

New Client - Psychological TestingNew Client - TherapyExisting Client - Stand-alone Appointment

 Please note that Tiny Steps is not a crisis center, our scope of practice revolves around routine care for mild and moderate diagnoses. Your mental health is our top priority. If you are experiencing severe symptoms or distress, or need immediate care call the National Suicide Hotline at 800-273-8255, or NAMI crisis line at 800-854-7711. If you are facing a life-threatening emergency, please dial 911 or 988, or head to your nearest emergency room immediately.

Copyright © 2026 Tiny Steps Developmental Services - All Rights Reserved.

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